Manuel d'utilisation / d'entretien du produit RD260A du fabricant Omega
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http://www.omega.com e-mail: info@omega.com U ser ’ s Guide R D 2 6 0 A R E C O R D E R I n s t r u c t i o n M a n u a l M/3289 10/19/99 9:45 AM Page 3.
Servicing North America: USA: One Omega Drive, Box 4047 ISO 9001 Certified Stamford, CT 06907-0047 T el: (203) 359-1660 F AX: (203) 359-7700 e-mail: info@omega.com Canada: 976 Bergar Laval (Quebec) H7L 5A1 T el: (514) 856-6928 F AX: (514) 856-6886 e-mail: info@omega.
1 INTRODUCTION Thank you for purchasing the OMEGA industrial strip-chart recorder. The RD260A recorder comforms to the EMC standard as follows. EM1 EN55011: class A EMS EN50082-2 To take full advantage of numerous capabilities and to operate this instrument correctly and efficiently, please read this Instruction Manual before use.
2 WARNING CAUTION SAFETY PRECAUTIONS This recorder is developed to satisfy and to be used under the following conditions: • The recorder is a component type instrument to be installed on an instrumentation panel or rack. • The recorder complies with EN61010-1.
3 WARNING Protective Grounding Make sure to connect the protective grounding to prevent an electric shock before turning on the power. Necessity of Protective Grounding Never cut off the internal or external protective grounding wire or disconnect the wiring of protective grounding terminal.
4 HOW T O USE THIS MANUAL Relationship between chapters and their purposes or timing to read is broken down in the table below: :Necessary to read :Optional to read Purchase & Installation Setting.
5 Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 Chapter 8 CONTENTS INTRODUCTION ......................................................................................................... 1 SAFETY PRECAUTIONS ....................
6 Chapter 5 DATA SETTING GUIDES .......................................................................... 5 - 1 5.1 Various Modes ................................................................................... 5 - 2 5.1.1 OPERATION Mode .........
1 - 1 1. BEFORE INSTALLATION Chapter 1 BEFORE INST ALLA TION This chapter describes the necessary preparations before handling the recorder; read them for safe handling. 1.1 Handling Precautions The recorder contains many plastic parts. To clean, use a soft, dry cloth.
1 - 2 1.2 Checking and Unpacking This recorder has been thoroughly inspected before shipment; however, when you receive the recorder, check that all accessories are present and in the correct quantities. Also check the external appearance of the recorder to ascertain that no damage has occurred.
1 - 3 1. BEFORE INSTALLATION 1.2 Checking and Unpacking CAUTION 1.2.2 Removing Packings The internal assembly is secured in position by packings to safeguard against damages during transit. When you unpack the recorder, remove the packings referring to the following.
1 - 4 1.2.3 Checking Model Codes Check the model codes on the nameplate to make sure they are as specified by your order. The nameplate is visible after you remove the chart cassette and is as shown in the figure below.
2 - 1 2. INSTALLATION Chapter 2 INST ALLA TION This chapter describes the installation method of the recorder: selecting the installation site, mounting and wiring methods. Read this chapter before installation. 2.1 Installation Site and Mounting Methods 2.
2 - 2 2.1.2 Mounting Methods (1) Mount the recorder on a steel panel whose thickness is at least 2 mm (and up to 26 mm). (2) Insert the recorder into the panel-front face. (3) Fix the recorder to the panel using the mounting brackets as shown below. Adequate screw tightening torque is approximately 8 to 12 kg-cm.
2 - 3 2. INSTALLATION 2.1 Installation Site and Mounting Methods 2.1.3 External Dimensions Unit: mm Unless otherwise specified, dimensional tolerance is ±3%; however, for less than 10 mm, it is ±0.
2 - 4 2.2 Wiring ! Wiring should be done only after you have read this section. The section consists of the following subsections: 2.2.1 Rear Panel Terminal Arrangement 2.2.2 Power Supply Wiring 2.2.3 Input Signal Wiring 2.2.4 Alarm Output Wiring 2.2.
2 - 5 2. INSTALLATION 2.2.2 Power Supply Wiring ! (1) The rated power supply voltage for the recorder is follows. • 100 to 240 V AC (2) Turn the recorder ’ s power switch off. (3) Open the transparent cover of the power terminal after releasing the cover screw.
2 - 6 2.2.3 Input Signal Wiring ! (1) Turn off the recorder power switch. (2) Remove the transparent cover for the input signal terminals. (3) Connect the input signal wires to the terminals. (4) Attach the cover on the terminals, and secure the screws.
2 - 7 2. INSTALLATION 2.2 Wiring Terminal Board Bb – A + 1ch 2ch 3ch RTD DC voltage, TC bB – A + 1ch 2ch 3ch 4ch 5ch 6ch Pen model Dot-printing model Wiring for Input Terminals – + + – DC volt.
2 - 8 2.2.4 Alarm Output Wiring (option) ! NOTE The following settings are available only for the model with relay options (-A2, -A4, -A6). (1) Turn the power switch off. (2) Remove the transparent cover of the optional terminals. (3) Connect the alarm output wires to the optional terminals.
2 - 9 2. INSTALLATION 2.2.5 Remote Control Wiring (option) ! NOTE The following settings are available only for the model with remote options (R1). (1) Turn the power switch off. (2) Remove the transparent cover of the optional terminals. (3) Connect the wires for remote control to the optional terminals.
3 - 1 3. COMPONENT NAMES AND FUNCTIONS Chapter 3 COMPONENT NAMES AND FUNCTIONS This chapter describes the names of components, and outlines their functions. 2 3 Tag plates Use the recorder with units corresponding to each channel directly written on these plates respectively.
3 - 2 3.1 Front Panel RCD ALM ESC RCD PRINT FEED ➀ ➂ ➁ ➃ ➄ DISP CH UP 1. Power switch (push-button type) Pressing the switch turns the power ON and OFF. 2. Key panel (push-key type) The panel contains five keys. [RCD] key Pressing the key starts or stops the recording.
3 - 3 3. COMPONENT NAMES AND FUNCTIONS 3.1 Front Panel 3. Chart cassette Contains a Z-fold chart (width: 100 mm, length: 16 m). 4. Status Display RCD indicator : illuminated when recording of measurement values is in progress. ALM indicator : will illuminate when an alarm occurs.
3 - 4 3.2 Characters on the Display The display consists of seven segmetns, and therefore characters exist which are difficult to display. Characters are presented on the display as shown in the following table.
4 - 1 4. DAILY OPERATION/MAINTENANCE Chapter 4 DAIL Y OPERA TION/ MAINTENANCE This chapter describes the daily operation and maintenance of this recorder. Read this chapter before operation. 4.1 Switching Power On/Of f The power switch is located at the lower right-hand corner of the front face behind the door.
4 - 2 4.2 Installing (or Replacing) Chart Paper (1) Open the front door of the recorder. (2) Check the recorder is not in recording state; but the power ON is allowed.
4 - 3 4. DAILY OPERATION/MAINTENANCE (8) Close the chart retainer. (9) Close the chart guide (transparent plastic plate). Must be close the front transparent chart guide before replace the chart paper compartment.
4 - 4 4.3 Installing (or Replacing) Pens (Pen model) Felt-tip pen Simple replacement (1) Open the front door, and check to see that the recording is OFF, but the power ON is allowed. (2) Pull and open the display around the hinge. (3) Pull out the pen-cartridge by pulling the protruding part of the cartridge from the pen holder.
4 - 5 4. DAILY OPERATION/MAINTENANCE 4.3 Installing (or Replacing) Pens (Pen model) CAUTION Plotter pen (1) Open the front door, and check to see that the recording is OFF, but the power ON is allowed. (2) Pull and open the display around the hinge. (3) Pull out the pen-cartridge by pulling the protruding part of the cartridge from the pen holder.
4 - 6 CAUTION 4.4 Installing (or Replacing) Ribbon Cassette (Dot-printing model) (1) Open the front door, and check that the power is switched OFF . (2) Open the display by pulling its left end. (3) Hold the printer carriage, and move it to the right.
4 - 7 4. DAILY OPERATION/MAINTENANCE 4.5 Getting the Recording 4.5 Getting the Recording 4.5.1 Starting/Stoping the Recording Press the [RCD] key to start or stop the recording. 4.5.2 Feeding the Chart The chart paper is fed by pressing the [FEED] key as long as the key is pressed.
4 - 8 4.6 Getting a Digital Printout A digital printout can be any one of the following: • List printout • SET UP list printout 4.6.1 Getting a List Printout A list printout includes the following.
4 - 9 4. DAILY OPERATION/MAINTENANCE 4.6 Getting a Digital Printout 4.6.2 Getting a SET UP List Printout A SET UP list printout includes the setting values of the following printing functions: • Dig.
4 - 10 4.7 Selectting the Display Five different displays can be selected. These are: DISPLAY AUTO Channel number and measured values will appear on the display. When an alarm occurs, type of alarm will appear. Every channel will be shown for approximately 2 sec.
4 - 11 4. DAILY OPERATION/MAINTENANCE 4.8 Maintenance 4.8 Maintenance The activities necessary to maintain the recorder in good operating condition are shown below: Periodic maintenance (see subsection 4.8.1) Battery replacement (see subsection 4.8.2) Fuse replacement (see subsection 4.
4 - 12 4.8.2 Battery Replacement The [ ] illumination indication shows lithium battery deterioration, which is used for memory backup. The battery has a lifetime of approximately 10 years under normal operation. When [ ] is illuminated, contact Omega Engineering.
4 - 13 4. DAILY OPERATION/MAINTENANCE Pen model To maintain proper recording functions, it is recommended to clean the plotter-carriage shaft once a year. Cleaning procedure is shown below: Wipe the two shafts, the upside and downside ones for the plotter carriage, with a piece of soft cloth or paper without fluffing.
4 - 14 Calibration is a comparing operation between standard inputs and measured values. It is recommended to carry out a calibration once a year to assure the measuring accuracy. Required instruments for calibration The instruments for calibration should have the required resolution.
4 - 15 4. DAILY OPERATION/MAINTENANCE 4.8 Maintenance Three lead wires should have the same resistance values. Power terminal Input terminals (for RTD) Decade resistance box L N 1 2 3 b B A Temperature Signal as RTD for Pen model (for Dot-printing model, the wire connection exchanges between the terminal B and b.
4 - 16 4.8.6 Pen-Position Adjustment (Pen model) It is recommended to adjust pen positions on the chart at least once a year. Adjusting procedure (1) Turn the recorder power on and allow a warm-up time of more than 30 minutes. (2) Check that the environmental conditions are within normal operating conditions.
4 - 17 4. DAILY OPERATION/MAINTENANCE 4.8 Maintenance (8) The indicator displays [ ] , and the pen will move to the adjusted position. Confirm the pen position and press the [ENT] key. (9) The indicator returns to [ ] or [ ] . When you want to carry out the position adjustment again, press the [ENT] key and carry out step (6) again.
4 - 18 4.8.7 Dot-Position Adjustment (Dot-printing model) It is recommended to adjust the position of dots at least once a year. Adjusting procedure (1) Turn the recorder power on and allow a warm-up time of more than 30 minutes. (2) Check that the environmental conditions are within normal operating ranges (see subsection 4.
4 - 19 4. DAILY OPERATION/MAINTENANCE NOTE If the [ENT] key is pressed while setting the numeric codes, the indication changes to [ ], and the numeric codes already set stay valid. However, pressing the [ESC] key turns them invalid. (10) The indicator displays [ ] , and the dot carriage will move to the adjusted position.
5 - 1 5. DATA SETTING GUIDES Chapter 5 D A T A SETTING GUIDES This chapter describes the setting modes listed below. Read this chapter before you enter settings for the first time. 5.1 Various Modes 5.1.1 OPERATION Mode 5.1.2 SET Mode 5.1.3 SET UP Mode 5.
5 - 2 5.1 V arious Modes The recorder has three modes which are described below: OPERATION mode This is the mode for daily operation; when the power turns on, the recorder automatically enters this mode. For details, see chapter 4 “DAILY OPERATION AND MAINTENANCE”.
5 - 3 5. DATA SETTING GUIDES 5.1 Various Modes 5.1.1 OPERATION Mode Select from the following functions by pressing the appropriate keys on the key panel. (Start/stop of SET UP list printing—see subsection 4.6.2) (Selection from the modes of display—see section 4.
5 - 4 5.1.2 SET Mode This flow can be entered by pressing the [DISP] key for three seconds. : Numeric value input : Code input Channel No. Alarm level Alarm on/off Alarm point Contact output Channel Relay No.
5 - 5 5. DATA SETTING GUIDES 5.1 Various Modes 5.1.3 SET UP Mode The SET UP mode can be entered by turning on the power while holding down the [CH UP] ( ENT) key.
5 - 6 (Pen-ZERO adjustment) (Pen-FULL adjustment) (Dot-ZERO adjustment) (Dot-HYS adjustment) (Dot-FULL adjustment) Explanations for these are not in this manual.
5 - 7 5. DATA SETTING GUIDES 5.2 Procedures to Enter Setting Data 5.2 Pr ocedures to Enter Setting Data Data setting is done by the four keys on the key panel which are referred to by the marks on the keys.
6 - 1 6. SET MODE Chapter 6 SET MODE This chapter describes the setting procedures in the SET mode. 6.1 Setting Input Range and Recording Span (RANGE) 6.2 Setting Offsets (OFFST) 6.3 Setting Alarms (ALARM) 6.4 Assigning Units (UNIT) 6.5 Setting Chart Speed (CHART) 6.
6 - 2 6.1 Setting Input Range and Recording Span (RANGE) One of the following parameters can be set for every channel: SKIP Prevents the specified channel from being measured, recorded and displayed . VOLT Measures and records DC-voltage. TC Measures and records temperatures using Thermocouple.
6 - 3 6. SET MODE SKIP Setting Unused channels can be skipped, which means that these channels will not be measured, recorded or displayed. Key operation Indication Description Press the [DISP] key for three seconds to enter the SET mode. Select the [ ] display by using the [ ] key.
6 - 4 Voltage Measurement Setting (VOLT Setting) In the case that the measured signal is a DC-voltage, the range can be set as follows: Key operation Indication Description Press the [DISP] key for three seconds to enter the SET mode. Select the [ ] display by using the [ ] key.
6 - 5 6. SET MODE Thermocouple and Resistance Temperature Detector Setting (TC, RTD Setting) In the case that the measured signal is a TC (Thermocouple) or RTD (Resistance Temperature Detector) the range can be set the same way as if it were a DC-voltage.
6 - 6 Digital Input Setting (DI Setting) If a Digital Input (contact input/voltage level input) is being used, the setting can be done as follows: Key operation Indication Description Press the [DISP] key for three seconds to enter the SET mode. Select the [ ] display by using the [ ] key.
6 - 7 6. SET MODE Difference Computation Setting (DELT Setting) To obtain the difference between the measured values of two channels, proceed as follows. Key Operation Indication Description Press the [DISP] key for three seconds to enter the SET mode.
6 - 8 Scale Setting (SCL Setting) To assign a different scale to the measured data, the range can be set as described below. Note that the measured data which can get a different scale must be of the voltage (VOLT). To assign a unit to this new scale, see section 6.
6 - 9 6. SET MODE Setting to Obtain Square Root (SQRT Setting) To obtain the square root of the measured value, proceed as follows: Note that the measured data of which the square root can be taken, can only be of the voltage type. To assign a unit, see section 6.
6 - 10 EXPLANATION OF SQUARE ROOT: This recorder uses the following square rooting-method: Let us define the items as follows: V min = minimum value of recording span (SPAN L) V max = maximum value of.
6 - 11 6. SET MODE 6.2 Setting Offsets (OFFST) When recording and showing data using the current input as the reference, measured values can be corrected within 10% of the span. For example, assume the reading is 1.998 V for the current level of input.
6 - 12 6.3 Setting Alarms (ALARM) Alarms can be set on the measured data of any channel. Up to four alarms (i.e. four levels) can be set on one channel. After setting an alarm, and the measured value reaches the setpoint, the ALM LED will be illuminated and an alarm printout will be made on the chart.
6 - 13 6. SET MODE The display which appears will allow you to enter the alarm value. Set the alarm value using the [ ] and [ ] keys. After setting, press the [ENT] key. The decimal point is predetermined by the input range. Relationship between Input Range and Decimal Points Type of Input Position of Decimal Point DC Voltage – 20.
6 - 14 6.4 Assigning Units (UNIT) When you are using scaling (SCL) or the square root setting (SQRT), it is possible to assign a different unit to the scales. Units will appear in the periodic printout. Up to six characters can be set. The initial value is all spaces.
6 - 15 6. SET MODE 6.5 Setting Chart Speed (CHAR T) Chart Speed (unit: mm/h) The data for a dot- p rintin g model ( 10 mm/h to 1500 mm/h ) are shown within the bold border.
6 - 16 6.6 Setting Date/T ime (CLOCK) Key operation Indication Description Press the [DISP] key for three seconds to enter the SET mode, and select [ ] by pressing the [ ] key. Then press the [ENT] key. First, set the year, month and day. The two digits on the left side of the display indicate the year.
6 - 17 6. SET MODE 6.7 Adjusting the Trend Recording Format (TREND, Dot-printing model) This recorder prints in FIX or AUTO mode. In FIX mode, dot printing is performed with a constant interval regardless of the chart speed (approx. 20 sec). AUTO mode is provided to prevent the chart from being damaged during repetitive dot printing.
6 - 18 6.8 Assigning T ags (T AG) The following setting enables you to set tags to be recorded instead of the usual channel numbers. Tag will appear in the periodic printout, channel printout (Dot-printing model) and in the alarm printout. One tag can be set for every channel.
6 - 19 6. SET MODE 6.9 Setting Messages (MSG) The following setting enables you to set the messages. Up to five messages can be set, each of up to 16 characters. Printing out messages can only be done with the use of the remote control option (-R), with which your recorder must be equipped.
6 - 20 6.10 Setting Key-lock (KEY) The key-lock can be set to be either on or off for each key separately. Keys which can be locked are the [RCD] , [PRINT] , and [FEED] keys. Key operation Indication Discription Press the [DISP] key for three seconds to enter the SET mode.
7 - 1 7. SET UP MODE Chapter 7 SET UP MODE This chapter describes the Set Up Mode. 7.1 Setting the Output Relay to Energize/De-energize Upon Alarm (option) 7.2 Setting Alarm Hysteresis On/Off 7.3 Setting the A/D Integration Time (Pen model) 7.4 Setting Upscale/Downscale TC Burnout 7.
7 - 2 7.1 Setting the Output Relay to Energize/De-energize Upon Alarm (option) NOTE The following settings are avairable only for the model with relay options (A1/A2/A3). The alarm output relays can be selected to be energizing or de-energizing on alarm.
7 - 3 7. SET UP MODE 7.2 Selecting Alarm Hysteresis On/Off 7.2 Setting Alarm Hysteresis On/Off The alarm hysteresis is the difference between the levels of alarm occurrence and reset. You can choose between two levels of hysteresis: 0% (=OFF) and approx.
7 - 4 7.3 Setting A/D Integration T ime (Pen model) The purpose of the following setting is to specify which A/D integration time will be used. Depending on the power supply, the integration time will affect the ability of noise rejection and therefore the recording.
7 - 5 7. SET UP MODE 7.4 Setting Upscale/Downscale TC Burnout 7.4 Setting Upscale/Downscale TC Burnout The purpose of the following setting is to specify where the pens will move in the case of a TC-burnout. You can choose from moving to the right (UP) or to the left (DOWN).
7 - 6 7.5 Configuring the Input Filter (Pen Model) Noise in the measured signal can be suppressed in the final measurement by using an input filter. The purpose of this setting is to select for each channel whether or not to use a filter, and if so, to select a time constant of damping.
7 - 7 7. SET UP MODE 7.6 Setting for Moving Average Calculations (Dot-printing model) 7.6 Setting for Moving Average Calculations (Dot-printing model) Noise in the measured signal can be suppressed in the final measurement by computing a moving average.
7 - 8 7.7 Turning Of fset Settings Protection On/Of f Configure the recorder so changes can (on) or cannot (off) be made to the offset settings in the SET mode. And in the list printing, if ON is set, the offset data are printed. NOTE When protection is turned on, you can set an offset value must be set in the SET mode.
7 - 9 7. SET UP MODE 7.8 Assigning Different Colors to Channels (Dot-printing model) 7.8 Assigning Different Colors to Channels (Dot-printing model) You can assign any of the six provided colors to any channel. The initial setting is as follows: ch.1 = purple ch.
7 - 10 7.9 Setting Pen Offset Compensation On/Of f (Pen model, /D1 option) The POC function eliminates deviation (phase difference) between the pens on the time axis. The following figure shows a side view of the recording status for the 2 pen model (3 pen model is similar).
7 - 11 7. SET UP MODE 7.10 Turning Alarm Printing On/Off 7.10 Turning Alarm Printing On/Of f When alarms occur, the channel number, level, type of alarm and ON/OFF time can be printed on the right side of the chart. It is selectable to get the ON/OFF time of alarms (ON1), the ON time only (ON2) or to get no printout (OFF).
7 - 12 7.1 1 Setting Periodic Printout On/Of f The contents of the periodic printout can be selected from the following three: ON1: Date/time, measured values, scale, and chart-feeding speed are printed. ON2: Date/time and chart-feeding speed are printed.
7 - 13 7. SET UP MODE 7.12 Turning Printing of Changes in Chart Speed On/Off 7.12 Turning Printing of Changes in Chart Speed On/Of f You can select the new chart speed printed on the chart when the chart speed changes. Note that the chart speed will not be printed when the chart speed exceeds 1800 mm/h (Pen model) or 120 mm/h (Dot-printing model).
7 - 14 7.13 T urning Printing of Channel Numbers On/Off (Dot-printing model) If turned on, this function prints each channel number next to the measured value at approximately 25-mm intervals. The default value is ‘ ON ’ . Note that no channel number will be printed if the chart speed exceeds 120mm/h.
7 - 15 7. SET UP MODE 7.14 Selecting channel Number or Tag 7.14 Selecting channel Number or T ag You can select channel numbers or tags printed out in the periodic, channel (Dot- printing model) and alarm printout. • If you select ‘ OFF ’ : Channel numbers • If you select ‘ ON ’ : Tags, and in the list printing these printed.
7 - 16 7.15 Changing the T emperature Unit (/D2 option) For the TC or RTD type, the recorder will automatically append the temperature unit ( ° C or ° F).
7 - 17 7. SET UP MODE 7.16 Changing Default Settings for REMOTE Operation (option) 7.16 Changing Default Settings for REMOTE Operation (option) This paragraph describes the way to change default settings for REMOTE operation.
7 - 18 7.17 Turning the Settings Protection Function On/Of f You can protect your settings made in the SET or SET UP modes using a password. • If you select ‘ OFF ’ : the choice does not affect operation in any mode. • If you select ‘ ON ’ : you must type in a password to enter the SET or SET UP mode.
7 - 19 7. SET UP MODE 7.18 Initializing Settings 7.18 Initializing Settings The settings which can be initialized concern the settings done in the SET mode only.
8 - 1 8. TROUBLESHOOTING 8.1 Error Code List Chapter 8 TROUBLESHOOTING This chapter describes the causes and recovering methods of recorder errors. 8.1 Error Code List 8.
8 - 2 Self-diagnostic Message Printout Meanings STORE SET UP SETTINGS AGAIIN CONTACT YOUR NEAREST SALES OR SERVICE CENTER Check the settings to maintain the reliability of the internal data. ¥ Enter the SET UP mode, and select [ ] . ¥ Select [ ] , and press the [ENT] key.
8 - 3 8. TROUBLESHOOTING 8.2 Troubleshooting 8.2 T roubleshooting Is the power supply properly connected? Does the power meet the specified rating? NO NO NO NO NO YES YES YES YES YES Recorder is completely inoperative YES Is the power switch ON? Does the switch turn properly? Is the fuse blown? Connect the supply lines properly.
8 - 4 Does input signal satisfy the specifications? NO NO NO NO YES YES YES ¥ Errors exceed specified limits ¥ Measuring value indications fluctuate ¥ Pen/printer carriage goes off-scale at 0% or 100%. YES Correct the input according to specifications Are input wires correctly connected to the terminals? ¥ Correctly attach the terminal cover.
8 - 5 8. TROUBLESHOOTING Is the input free of noise? NO YES ¥ Separate the input/communication signal wires from the noise source. ¥ Ground the recorder. ¥ Use shielded cable for input/ communication signal. ¥ Attach an insulation transformer for the power line.
W ARRANT Y / DISCLAIMER OME GA ENG INEER ING, IN C. wa rrant s th is unit to b e free of def ects i n m a terial s and w orkm anshi p for a pe riod of 25 mon ths f r om dat e of purch ase .
M3289/0299 W h e r e D o I F i n d E v e ry t h i n g I N e e d f o r P r o c e s s M e a s u r e m e n t a n d C o n t r o l ? O ME G A … O f C o u r s e ! T E M P E R AT U R E Th erm ocoupl e , R .
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Omega RD260A c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Omega RD260A - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Omega RD260A, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Omega RD260A va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Omega RD260A, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Omega RD260A.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Omega RD260A. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Omega RD260A ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
